diff --git a/client/index.html b/client/index.html
index b620792..40ebb04 100644
--- a/client/index.html
+++ b/client/index.html
@@ -17,12 +17,6 @@
 
 <body>
     <div id="app"></div>
-    <mdui-snackbar close-on-outside-click id="public_snackbar"></mdui-snackbar>
-    
-    <mdui-dialog close-on-overlay-click id="ErrorDialog">
-        <span slot="headline">错误</span>
-        <span slot="description" id="ErrorDialog_Message"></span>
-    </mdui-dialog>
 
     <script nomodule>
         alert('很抱歉, 此应用无法在较旧的浏览器运行, 请使用基于 Chromium 89+ 的浏览器(内核)使用 :(')
diff --git a/client/index.ts b/client/index.ts
index bf34777..2045029 100644
--- a/client/index.ts
+++ b/client/index.ts
@@ -10,17 +10,6 @@ import './ui/custom-elements/chat-image.ts'
 import './ui/custom-elements/chat-video.ts'
 import './ui/custom-elements/chat-file.ts'
 
-const urlParams = new URL(location.href).searchParams
-
-// deno-lint-ignore no-window no-window-prefix
-urlParams.get('debug') == 'true' && window.addEventListener('error', ({ message, filename, lineno, colno, error }) => {
-    const m = $("#ErrorDialog_Message")
-    const d = $("#ErrorDialog").get(0) as Dialog
-    const s = d.open
-    d.open = true
-    m.html((s ? `${m.html()}<br/><br/>` : '') + `${message} (${filename || 'unknown'}:${lineno}:${colno})`)
-})
-
 import App from './ui/App.tsx'
 import AppMobile from './ui/AppMobile.tsx'
 import isMobileUI from "./ui/isMobileUI.ts"
